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Update FROST signing to match the IETF draft

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Modernizes dependencies
This commit is contained in:
Luke Parker
2022-04-23 03:49:30 -04:00
parent 76a6ff46be
commit e22dcb1441
18 changed files with 226 additions and 724 deletions
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17
sign/frost/tests/key_gen_and_sign.rs
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@@ -2,16 +2,19 @@ use std::rc::Rc;
use rand::{RngCore, rngs::OsRng};
use digest::Digest;
use sha2::Sha256;
use frost::{
Curve,
MultisigParams, MultisigKeys,
key_gen,
algorithm::{Algorithm, Schnorr, Blake2bHram, SchnorrSignature},
algorithm::{Algorithm, Schnorr, SchnorrSignature},
sign
};
mod common;
use common::Jubjub;
use common::{Secp256k1, TestHram};
const PARTICIPANTS: usize = 8;
@@ -81,7 +84,7 @@ fn key_gen_and_sign() {
).unwrap()
);
machines.push(
key_gen::StateMachine::<Jubjub>::new(
key_gen::StateMachine::<Secp256k1>::new(
params[i - 1],
"FF/Group Rust key_gen test".to_string()
)
@@ -114,7 +117,7 @@ fn key_gen_and_sign() {
let these_keys = machines[i - 1].complete(our_secret_shares).unwrap();
assert_eq!(
MultisigKeys::<Jubjub>::deserialize(&these_keys.serialize()).unwrap(),
MultisigKeys::<Secp256k1>::deserialize(&these_keys.serialize()).unwrap(),
these_keys
);
keys.push(Rc::new(these_keys.clone()));
@@ -130,14 +133,14 @@ fn key_gen_and_sign() {
assert_eq!(group_key.unwrap(), these_keys.group_key());
}
sign(Schnorr::<Jubjub, Blake2bHram>::new(), keys.clone());
sign(Schnorr::<Secp256k1, TestHram>::new(), keys.clone());
let mut randomization = [0; 64];
(&mut OsRng).fill_bytes(&mut randomization);
sign(
Schnorr::<Jubjub, Blake2bHram>::new(),
Schnorr::<Secp256k1, TestHram>::new(),
keys.iter().map(
|keys| Rc::new(keys.offset(Jubjub::F_from_bytes_wide(randomization)))
|keys| Rc::new(keys.offset(Secp256k1::hash_to_F(&Sha256::digest(&randomization))))
).collect()
);
}